Background
Faber was the youngest son of Charles Wilson Faber, of Northaw, a Deputy Lieutenant of Hertfordshire and Mary Beckett, daughter of Sir Edmund Beckett, 4th Baronet, and thus sister of the 1st Baron Grimthorpe.
Faber was the youngest son of Charles Wilson Faber, of Northaw, a Deputy Lieutenant of Hertfordshire and Mary Beckett, daughter of Sir Edmund Beckett, 4th Baronet, and thus sister of the 1st Baron Grimthorpe.
Their sister Mary Eliza (1850–1936) became a novelist. Faber was educated at Malvern College before attending the Royal Military Academy, Woolwich. He served in the Royal Artillery, rising to the rank of captain, before he retired.
He was subsequently appointed a lieutenant in the Royal Wiltshire Yeomanry, and promoted to captain (supernumerary) in the regiment on 6 June 1902.
28th United Kingdom Parliament. 29th United Kingdom Parliament. 30th United Kingdom Parliament]
His two elder brothers were both members of parliament who were ennobled, Edmund Faber (1847-1920), who later became Lord Faber, and Denison Faber (1852-1931), who later became Lord Wittenham.